Greg Kroah-Hartman c2939f41bc greybus: loopback: add poll support to the iteration_count sysfs file ...

This adds the ability to poll on "iteration_count" in sysfs and be woken
up when it changes, saving some cycles constantly hammering on the file
waiting for it to change.

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Tested-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>

2015-07-24 16:14:43 -07:00

drivers/staging/greybus

greybus: loopback: add poll support to the iteration_count sysfs file

2015-07-24 16:14:43 -07:00

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